/*
 * Copyright (C) 2007-2008 OpenIntents.org
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.yalantis.ucrop.util;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.nio.channels.FileChannel;

/**
 * @author Peli
 * @author paulburke (ipaulpro)
 * @version 2013-12-11
 */
public class FileUtils {

    private FileUtils() {
    }

    /**
     * copyFile
     *
     * @param pathFrom pathFrom
     * @param pathTo pathTo
     * @throws IOException IOException
     */
    public static void copyFile( String pathFrom,  String pathTo) throws IOException {
        if (pathFrom.equalsIgnoreCase(pathTo)) {
            return;
        }

        try (FileChannel inputChannel = new FileInputStream(new File(pathFrom)).getChannel(); FileChannel outputChannel = new FileOutputStream(new File(pathTo)).getChannel()) {
            inputChannel.transferTo(0, inputChannel.size(), outputChannel);
        }
    }

}
